/Engine/Source/Runtime/GeometryCore/Public/DynamicMesh/DynamicMeshChangeTracker.h
Attach an attribute change set to this mesh change, which will the be applied/reverted automatically
void AttachAttributeChanges ( [TUniquePtr](API\Runtime\Core\Templates\TUniquePtr)< [FDynamicMeshAttributeChangeSet](API\Runtime\GeometryCore\DynamicMesh\FDynamicMeshAttributeChangeSet) > AttribChanges )